@misc{indiciae09d9fcd163a3,
  title = {Photon splitting in a plane-wave field.},
  author = {I Affleck and L Kruglyak},
  year = {1987},
  doi = {10.1103/physrevlett.59.1065},
  url = {https://pubmed.ncbi.nlm.nih.gov/10035131/},
  note = {Source identifier: 10035131}
}